TEKS.MATH.9-12.III.A.3

What is the ratio for tangent?

• O/A
• A/O
• A/H
• O/H

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TEKS.MATH.9-12.III.A.3

Name the sides from SMALLEST to LARGEST

• RS, ST, TR
• ST, RT, RS
• RT, ST, RS
• RT, RS, ST

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TEKS.MATH.9-12.III.A.3

Set up the problem.

• sin(47) = x/28
• cos(47) = x/28
• tan(47) = x/28
• cos(47) = 28/x

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TEKS.MATH.9-12.III.A.3

Solve for x. Round to the nearest tenth.

• 19.0
• 20.0
• 21.0
• 20.5

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TEKS.MATH.9-12.III.A.3

What is the correct equation to solve for x ?

• tan (58) = x/11
• tan (58) = 11/x
• cos (58) = x/11
• sin (58) = x/11

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TEKS.MATH.9-12.III.A.3

What is the ratio for cosine?

• H/A
• O/A
• A/H
• A/O

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TEKS.MATH.9-12.III.A.3

What are x and y in this 30-60-90 triangle?

• x = 6 y = 3√3
• x = 3√2 y = 3
• x = 3√3 y = 6
• x = 6 y = 3√2

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TEKS.MATH.9-12.III.A.3

Find the measure of the ?

• 48˚
• 110˚
• 122˚
• 84˚

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TEKS.MATH.9-12.III.A.3

Find the length of the missing side. 

• 20 in.
• 68 in.
• 16 in.
• 80 in.

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TEKS.MATH.9-12.III.A.3

Find the missing value.

Round to the nearest tenths.

• 52.1^o

• 37.9^o

• 52.1 cm

• 50.6 cm

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TEKS.MATH.9-12.III.A.3